rand.h

/** @file * IPRT - Random Numbers and Byte Streams. *//* * Copyright (C) 2006-2007 Sun Microsystems, Inc. * * This file is part of VirtualBox Open Source Edition (OSE), as * available from http://www.virtualbox.org. This file is free software; * you can redistribute it and/or modify it under the terms of the GNU * General Public License (GPL) as published by the Free Software * Foundation, in version 2 as it comes in the "COPYING" file of the * VirtualBox OSE distribution. VirtualBox OSE is distributed in the * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind. * * The contents of this file may alternatively be used under the terms * of the Common Development and Distribution License Version 1.0 * (CDDL) only, as it comes in the "COPYING.CDDL" file of the * VirtualBox OSE distribution, in which case the provisions of the * CDDL are applicable instead of those of the GPL. * * You may elect to license modified versions of this file under the * terms and conditions of either the GPL or the CDDL or both. * * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa * Clara, CA 95054 USA or visit http://www.sun.com if you need * additional information or have any questions. */#ifndef ___iprt_rand_h#define ___iprt_rand_h#include <iprt/cdefs.h>#include <iprt/types.h>__BEGIN_DECLS/** @defgroup grp_rt_rand RTRand - Random Numbers and Byte Streams * @ingroup grp_rt * @{ *//** * Fills a buffer with random bytes. * * @param pv Where to store the random bytes. * @param cb Number of bytes to generate. */RTDECL(void) RTRandBytes(void *pv, size_t cb);
/** * Generate a 32-bit signed random number in the set [i32First..i32Last]. * * @returns The random number. * @param i32First First number in the set. * @param i32Last Last number in the set. */RTDECL(int32_t) RTRandS32Ex(int32_t i32First, int32_t i32Last);
/** * Generate a 32-bit signed random number. * * @returns The random number. */RTDECL(int32_t) RTRandS32(void);
/** * Generate a 32-bit unsigned random number in the set [u32First..u32Last]. * * @returns The random number. * @param u32First First number in the set. * @param u32Last Last number in the set. */RTDECL(uint32_t) RTRandU32Ex(uint32_t u32First, uint32_t u32Last);
/** * Generate a 32-bit unsigned random number. * * @returns The random number. */RTDECL(uint32_t) RTRandU32(void);
/** * Generate a 64-bit signed random number in the set [i64First..i64Last]. * * @returns The random number. * @param i64First First number in the set. * @param i64Last Last number in the set. */RTDECL(int64_t) RTRandS64Ex(int64_t i64First, int64_t i64Last);
/** * Generate a 64-bit signed random number. * * @returns The random number. */RTDECL(int64_t) RTRandS64(void);
/** * Generate a 64-bit unsigned random number in the set [u64First..u64Last]. * * @returns The random number. * @param u64First First number in the set. * @param u64Last Last number in the set. */RTDECL(uint64_t) RTRandU64Ex(uint64_t u64First, uint64_t u64Last);
/** * Generate a 64-bit unsigned random number. * * @returns The random number. */RTDECL(uint64_t) RTRandU64(void);
/** @} */__END_DECLS#endif